<template>
	<view class="page">
		
		<scroll-view class="scrollList" scroll-y :scroll-into-view="scrollViewId" :style="{height:winHeight + 'px'}">
			
			<view class="uni-list">
					
					<block>
						
						<view class="header" v-if="0">
							<navigator :url="'phone-search'" hover-class="none" class="input-view">
								<uni-icon type="search" size="22" color="#666666"></uni-icon>
								<input class="input" type="text" placeholder="搜索我的朋友" :disabled="true" />
							</navigator>
						</view>
						
						<uni-list>
							
										   
						<view class="uni-media-list btm_border"  @click="goPath('../friend/apply-list',0)">
							  <view class="uni-media-list-logo">
								<image src="../../static/theme/default/friend/new.png" class="img-icon" />
								
							</view>
							<view class="uni-media-list-body">
								<view class="uni-list-cell-navigate">新的朋友</view>
							</view>
							<view v-if="new_friend_tips > 0">
								<view class="red_num"><text>{{new_friend_tips}}</text></view>
								<view ><text>&nbsp;</text></view>
							</view>
						</view>
						
						<view class="uni-media-list btm_border" @click="goPath('./group_chat')">
							  <view class="uni-media-list-logo">
								<image src="../../static/theme/default/friend/group.png" class="img-icon" />
								
							</view>
							<view class="uni-media-list-body">
								<view class="uni-list-cell-navigate">群聊</view>
							</view>
							<view >
								<view class=""><text></text></view>
								<view ><text>&nbsp;</text></view>
							</view>
						</view>
						
						<view class="uni-media-list btm_border" @tap="goPath('./chat-group-apply',1)">
							  <view class="uni-media-list-logo">
								<image src="../../static/theme/default/friend/group-auth.png" class="img-icon" />
								
							</view>
							<view class="uni-media-list-body">
								<view class="uni-list-cell-navigate">群认证</view>
							</view>
							<view v-if="new_group_tips > 0">
								<view class="red_num"><text>{{new_group_tips}}</text></view>
								<view ><text>&nbsp;</text></view>
							</view>
						</view>
							
						<uni-list-item title="标签"
									   :show-arrow="false"
									   thumb="../../static/theme/default/friend/label.png"
									   @click="goPath('')"
									   v-if="0"
									   />
						<uni-list-item title="小程序"
									   :show-arrow="false"
									   thumb="../../static/theme/default/friend/program.png"
									   @click="goPath('')"
									   v-if="0"
									   />
									   
						</uni-list>
					</block>
		
					<block v-for="(list, key) in list_data" :key="key">
						<view class="uni-list-cell-divider" :id="list.letter">
							{{list.letter}}
						</view>
						<view class="uni-list-cell" 
						hover-class="none" 
						:class="list.data.length -1 == index ? 'uni-list-cell-last' : ''"
						v-for="(item,index) in list.data" 
						:key="isKey(key,index)"
						>
							<uni-swipe-action :options="[ {text: '备注'} ]" @tap="swipeAction(item.user_id + '')">
								<view class="uni-media-list">
									<view class="uni-media-list-logo" @tap="goDetails(item.user_id + '')">
										<image :src="photo(item.photo+'')" :lazy-load="true" style="border-radius: 10rpx;" />
									</view>
									<view class="uni-media-list-body" @tap="goDetails(item.user_id + '')">
										<view class="uni-list-cell-navigate">{{item.name}}</view>
									</view>
									<uni-icons type="phone" size="30" @click="call(item)" v-if="filterPhone(item.cellphone)"></uni-icons>
								</view>
							</uni-swipe-action>
						</view>
					</block>
			</view>
		</scroll-view>
		
		<view class="uni-indexed-list-bar" 
		 :class="touchmove ? 'active' : ''" 
		 @touchstart="touchStart" 
		 @touchmove.stop.prevent="touchMove"
		 @touchend="touchEnd" 
		 @touchcancel="touchCancel" 
		 :style="{height:winHeight + 'px'}"
		 >
			<text v-for="(list,key) in list_data" :key="key" class="uni-indexed-list-text" :class="touchmoveIndex == key ? 'active' : ''"
			 :style="{height:itemHeight + 'px',lineHeight:itemHeight + 'px'}">
			 {{list.letter}}
			 </text>
		</view>
		
		<view class="uni-indexed-list-alert" v-if="touchmove">
			{{touchmoveIndex < list_data.length & touchmoveIndex >= 0 ? list_data[touchmoveIndex].letter : ''}}
		</view>
		
	</view>
</template>

<script>
	
	import uniIcon from '@dcloudio/uni-ui/lib/uni-icon/uni-icon.vue';
	import uniList from '@dcloudio/uni-ui/lib/uni-list/uni-list.vue';
	import uniListItem from '@dcloudio/uni-ui/lib/uni-list-item/uni-list-item.vue';
	import uniSwipeAction from '@dcloudio/uni-ui/lib/uni-swipe-action/uni-swipe-action.vue'
	import _get from '../../common/_get';
	import _hook from '../../common/_hook';
	import _data from '../../common/_data';
	import _action from '../../common/_action';
	
	export default {
		components: {
			uniIcon,
			uniList,
			uniListItem,
			uniSwipeAction,
		},
		data() {
			return {
				list_data: [],
				new_friend_tips: 0,
				new_group_tips: 0,
				title: 'grid',
				touchmove: false,
				touchmoveIndex: -1,
				itemHeight: 0,
				winHeight: 0,
				scrollViewId: "A",
				titleHeight: 0
			}
		},
		onShow(){
			_hook.routeTabBarHook();
			let _this = this,
				frien_list = _data.localData('frien_list'),
				tips_num = _data.data('new_friend_tips_num'),
				tips_group_apply = _data.data('new_group_tips_num');
				
			/** 监听最新数据 */
			uni.$on('data_friend_list',function(data){
				_this.list_data = data;
			});
			/** 监听新的朋友提示 */
			uni.$on('data_new_friend_tips',function(data){
				_this.new_friend_tips = data;
			});
			/** 监听群认证消息 */
			uni.$on('data_new_group_apply_tips',function(data){
				_this.new_group_tips = data;
			});
			
			_this.new_friend_tips = tips_num;
			_this.new_group_tips = tips_group_apply;
			
			/** 加载本地缓存数据，让页面秒速渲染出来 */
			if(frien_list){
				_this.list_data = frien_list;
			}else{
				_get.getFriendList();
			}
		},
		onLoad() {
			// #ifdef APP-PLUS
			plus.screen.lockOrientation('portrait-primary');
			// #endif
			let winHeight = uni.getSystemInfoSync().windowHeight;
			this.itemHeight = winHeight / 26;
			this.winHeight = winHeight;
		},
		onHide(){
			uni.$off('data_friend_list');
			uni.$off('data_new_friend_tips');
			uni.$off('data_new_group_apply_tips');
		},
		computed: {
			staticPhoto(){
				return _data.staticPhoto();
			},
		},
		methods: {
			photo(path){
				return this.staticPhoto + path;
			},
			swipeAction(user_id){
				uni.navigateTo({
					url: './remarks?user_id=' + user_id,
					animationType: 'slide-in-bottom',
				});
			},
			goDetails(user_id){
				if(user_id){
					uni.navigateTo({
						url: '../details/index?user_id=' + user_id,
					});
				}
			},
			goPath(path,type){
				switch (type){
					case 0:
						path += '?action=' + (this.new_friend_tips ? 1 : 0)
						this.new_friend_tips = 0;
						_data.data('new_friend_tips_num',0);
						_action.setStatusTips();
						break;
					case 1:
						path += '?action=' + (this.new_group_tips ? 1 : 0);
						this.new_group_tips = 0;
						_data.data('new_group_tips_num',0);
						_action.setStatusTips();
						break;
					default:
						break;
				}
				if(path){
					uni.navigateTo({
						url: path,
					});
				}
			},
			isKey(key,index){
				return key + '' + index;
			},
			touchStart(e) {
				this.touchmove = true;
				let pageY = e.touches[0].pageY;
				let index = Math.floor((pageY - this.titleHeight) / this.itemHeight);
				let item = this.list_data[index];
				if (item) {
					this.scrollViewId = item.letter;
					this.touchmoveIndex = index;
				}
			},
			touchMove(e) {				
				let pageY = e.touches[0].pageY;
				let index = Math.floor((pageY - this.titleHeight) / this.itemHeight);
				let item = this.list_data[index];
				if (item) {
					this.scrollViewId = item.letter;
					this.touchmoveIndex = index;
				}
			},
			touchEnd() {
				this.touchmove = false;
				//this.touchmoveIndex = -1;
			},
			touchCancel() {
				this.touchmove = false;
				//this.touchmoveIndex = -1;
			},
			call(v) {
				uni.makePhoneCall({
				    phoneNumber: v.cellphone, 
					success: (res) => {
						console.log('调用成功!')	
					},
					fail: (res) => {
						console.log('调用失败!')
					}
					
				  });
			},
			filterPhone(v) {
				v = v*1
				return isNaN(v) ? false : true
			}
		},
		watch: {
			
		},
		onNavigationBarButtonTap(e) {
			let _path = e.index ? './phone-search' : './add';
			uni.navigateTo({
				url: _path,
			});
		}
	}
</script>

<style scoped>
	
	.page {
		display: flex;
		flex-direction:row;
	}
	
	.scrollList {
		flex: 1;
		height: 100vh;
	}

	.uni-indexed-list-bar {
		width: 40rpx;
		height: 100vh;
		background-color: #e7e7e7;
		display: flex;
		flex-direction: column;
	}

	.uni-indexed-list-bar.active {
		/* background-color: rgb(200, 200, 200); */
	}

	.uni-indexed-list-text {
		font-size: 22rpx;
		text-align: center;
	}

	.uni-indexed-list-bar.active .uni-indexed-list-text {
		color: #333;
	}

	.uni-indexed-list-text.active,
	.uni-indexed-list-bar.active .uni-indexed-list-text.active {
		color: #02b300;
	}

	.uni-indexed-list-alert {
		position: absolute;
		z-index: 20;
		width: 160rpx;
		height: 160rpx;
		left: 50%;
		top: 50%;
		margin-left: -80rpx;
		margin-top: -80rpx;
		border-radius: 80rpx;
		text-align: center;
		line-height: 160rpx;
		font-size: 70rpx;
		color: #fff;
		background-color: rgba(0, 0, 0, 0.5);
	}
	
	.header {
		display: flex;
		flex-direction: row;
		padding: 10px 15px;
		align-items: center;
	}
	
	.input-view {
		display: flex;
		align-items: center;
		flex-direction: row;
		background-color: #e7e7e7;
		height: 30px;
		border-radius: 5px;
		padding: 0 10px;
		flex: 1;
	}
	
	.input {
		flex: 1;
		padding: 0 5px;
		height: 24px;
		line-height: 24px;
		font-size: 16px;
	}
	
	.uni-list-cell-navigate {
		padding: 0;
	}
	
	.uni-media-list-body {
		height: auto;
	}
	
   .uni-swipe-action {
		width: 710rpx !important;
	}
	.btm_border{
		position: relative;
		display: flex;
		flex-direction: row;
		justify-content: space-between;
		align-items: center;	
	}
	.btm_border::after {
		position: absolute;
	     z-index: 3;
		right: 0;
		bottom: 0;
		left: 115rpx;
		height: 1px;
		content: '';
		-webkit-transform: scaleY(.5);
		transform: scaleY(.5);
		background-color: #e7e6ef;
	}
	.img-icon{
		width:85rpx;
		height: 85rpx;
		border-radius: 10rpx;
	}
	.uni-media-list-logo {
		height: 85rpx;
		width: 85rpx;
		margin-right: 20rpx;
	}
	.red_num {
		background-color: #F43530;
		width:  35rpx;
		border-radius: 18rpx;
	    text-align: center;
		height: 35rpx;
		line-height: 35rpx;
		color:#FFFFFF;
		font-size: 23rpx !important;
	}
</style>